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 Depdendent Variable

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 Dependent Variable

 Number of inequalities to solve: 23456789
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# Multiplying Polynomials

1.
a. When multiplying polynomials, you should multiply each term of the first
polynomial to each term of the second polynomial and then
______________________.

b. If P is equal to a second degree polynomial and Q is equal to a third degree
polynomial, what is the degree of P + Q?

c. If P is a second degree polynomial and Q is a third degree polynomial, what is
the degree of P multiplied by Q?

d. The method that shows you how to multiply two polynomials is known as the
__________ method.

e. If you subtract 5x2– 4x + 6 from 3x2- 2x + 8 what is left?

2.
a. If the length of a rectangle is x + 9 and the width is x + 2, what is the formula
for the area in terms of x?

b. The area of a circle is πr2 where r is the radius and π is an irrational number
equaling close to 3.14. What is the area of the circle if r is equal to 7?

c. A rectangle has sides equaling y + 4 and y - 2, what is the area in terms of y?

d. The area of a circle is πr2 where r is the radius and π is an irrational number
equaling close to 3.14. What is the area of the circle if r is equal to 3.5?

e. If P = 2x + 3 and Q = 4x + 5, what is P multiplied by Q?

3.
a. What is the area of a square with sides equaling x + 6 in terms of x? What is
the area if x equals 4?

b. What is the volume of a cube in terms of x if the sides are equal to ( x + 1 )?

c. What is the volume of a cube in terms of x if the sides are equal to ( x - 1 )?

d. The height of a box is 3 less than its length and the length is 5 more than its
width. Express the volume in terms of length L.

e. What is ( x2 + 2)2 ?